Package org.apache.flink.table.runtime.operators.join.lookup

Class RetryableAsyncLookupFunctionDelegator

java.lang.Object

org.apache.flink.table.functions.UserDefinedFunction

org.apache.flink.table.functions.AsyncTableFunction<org.apache.flink.table.data.RowData>

org.apache.flink.table.functions.AsyncLookupFunction

org.apache.flink.table.runtime.operators.join.lookup.RetryableAsyncLookupFunctionDelegator

All Implemented Interfaces:

Serializable, org.apache.flink.table.functions.FunctionDefinition

public class RetryableAsyncLookupFunctionDelegator
extends org.apache.flink.table.functions.AsyncLookupFunction

A delegator holds user's AsyncLookupFunction to handle retries.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
RetryableAsyncLookupFunctionDelegator(org.apache.flink.table.functions.AsyncLookupFunction userLookupFunction, ResultRetryStrategy retryStrategy)

Method Summary

Modifier and Type	Method	Description
CompletableFuture<Collection<org.apache.flink.table.data.RowData>>	asyncLookup(org.apache.flink.table.data.RowData keyRow)
void	close()
void	open(org.apache.flink.table.functions.FunctionContext context)

Methods inherited from class org.apache.flink.table.functions.AsyncLookupFunction

eval

Methods inherited from class org.apache.flink.table.functions.AsyncTableFunction

getKind, getTypeInference

Methods inherited from class org.apache.flink.table.functions.UserDefinedFunction

functionIdentifier, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.flink.table.functions.FunctionDefinition

getRequirements, isDeterministic, supportsConstantFolding

Constructor Detail

RetryableAsyncLookupFunctionDelegator

public RetryableAsyncLookupFunctionDelegator(@Nonnull
                                             org.apache.flink.table.functions.AsyncLookupFunction userLookupFunction,
                                             @Nonnull
                                             ResultRetryStrategy retryStrategy)

Method Detail

open

public void open(org.apache.flink.table.functions.FunctionContext context)
          throws Exception

Overrides:

open in class org.apache.flink.table.functions.UserDefinedFunction

Throws:

Exception

asyncLookup

public CompletableFuture<Collection<org.apache.flink.table.data.RowData>> asyncLookup(org.apache.flink.table.data.RowData keyRow)

Specified by:

asyncLookup in class org.apache.flink.table.functions.AsyncLookupFunction

close

public void close()
           throws Exception

Overrides:

close in class org.apache.flink.table.functions.UserDefinedFunction

Throws:

Exception